科研之友
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<正>想要爬上高高的树顶,先要把单词补全。请根据线索,摘取相应树叶上的字母进行组合,来补全单词,登顶大树吧!1.There are four of these each year,and spring is one of them.2.A part of the tree;Green in summer and yellow in autumn.3.A part of a plant;beautiful and colorful.4.Insect(昆虫)with beautiful colored wing’s.
